gno.law

Matthew C. Perantoni

Judge · Superior Court of Riverside County · 2013–2026

Judge, Superior Court of California, County of Riverside 2012–

A--
79% — 19 of 24 rulings upheld, per qwen3.8-27b; in the top 18% of 312 graded judges

On the assumption that the model is right — qwen3.8-27b reads the court's own disposition right 70% of the time, graded on a curve: A is the top fifth of the judges graded under this model, F the bottom fifth; ++ / + / − / −− within the band. How the grade is made.

85cases reviewed on appeal
21%reversed, in whole or part, of 75 merits decisions

Outcomes on appeal

affirmed 56 reversed in part 8 reversed 8 writ denied 5 dismissed 4 modified 3 writ granted 1

Areas

criminal 39 dependency 28 civil 17 probate 1

By year: 2013 18 · 2015 12 · 2023 11 · 2026 9 · 2025 9 · 2024 7 · 2021 5 · 2016 5 · 2014 4 · 2020 3 · 2022 2 ·

Analysis

27reviewed cases analysed
82rulings read
0rulings where the model disagrees with the court
4cases with a verified missed authority
0appellate opinions called questionable

Counts of a model's readings across this judge's reviewed cases, each shown on its case page beside the court's disposition. Not a finding about the judge.

Cases

  1. People v. Johnson CA4/1 D082203 · 2023-12-08 · criminal · affirmed
  2. People v. Branch CA4/1 D080784 · 2023-09-20 · criminal · affirmed
  3. People v. Ramey CA4/2 E078809 · 2023-08-14 · criminal · affirmed
  4. People v. Jackson CA4/2 E079526 · 2023-07-26 · criminal · reversed
  5. People v. Scott E078721 · 2023-05-24 · criminal · affirmed
  6. People v. Yzararraz CA4/1 D080924 · 2023-04-14 · criminal · affirmed
  7. People v. Wilkerson CA4/2 E077362 · 2023-03-09 · criminal · reversed in part
  8. People v. Corona CA4/2 E078593 · 2023-02-27 · criminal · affirmed
  9. People v. Gonzalez CA4/2 E079541 · 2023-01-26 · criminal · dismissed
  10. People v. Ramirez CA4/2 E077359 · 2023-01-25 · criminal · reversed in part
  11. People v. Smith CA4/2 E078997 · 2023-01-06 · criminal · affirmed
  12. People v. Laguna CA4/2 E077324 · 2022-11-30 · criminal · modified
  13. People v. Williams CA4/2 E077337 · 2022-07-20 · criminal · affirmed
  14. In re N.F. E076330 · 2021-08-20 · dependency · affirmed
  15. In re T.C. CA4/2 E076035 · 2021-03-18 · dependency · reversed
  16. In re A.E. CA4/2 E076020 · 2021-03-03 · dependency · affirmed
  17. V.T. v. Superior Court CA4/2 E075910 · 2021-01-22 · dependency · writ denied
  18. V.A. v. Super. Ct. CA4/2 E076079 · 2021-01-20 · dependency · writ denied
  19. In re A.G. CA4/2 E075211 · 2020-12-30 · dependency · affirmed
  20. In re K.L. CA4/2 E073503 · 2020-08-21 · dependency · affirmed
  21. In re A.M. E073805 · 2020-04-02 · dependency · affirmed
  22. C.T. v. Superior Court CA4/2 E065968 · 2016-09-08 · dependency · writ denied
  23. People v. Ramirez CA4/2 E063048 · 2016-07-08 · criminal · affirmed
  24. J.A. v. Superior Court CA4/2 E065363 · 2016-04-22 · dependency · writ denied
  25. Ramos v. Romero CA4/2 E062963 · 2016-03-30 · civil · affirmed